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Guidance

Revised Telecommunications Security Code of Practice 2026 (version 1.1)

A Revised Telecommunications Security Code of Practice setting out updated guidance for public telecoms providers.

Documents

Telecommunications Security Code of Practice 2026 (version 1.1) (print-ready)

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Draft Revised Telecommunications Security Code of Practice

Draft Revised Telecommunications Security Code of Practice (print-ready)

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Draft Revised Telecommunications Security Code of Practice (web accessible)

Explanatory memorandum to the revised Telecommunications Security Code of Practice 2026

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Details

Who this applies to

This Revised Code of Practice is detailed guidance for large and medium-sized public telecoms providers.

What this revision does

This Revised Code of Practice refines the language and incorporates changes to address new threats, and technological advancements. It reinforces the expectation that providers take a risk-based approach to security.

How the Code of Practice will be updated

The government will continue to review and update the Code of Practice periodically, informed by advice from the NCSC, evidence from public telecoms providers, and security reports from Ofcom. Where changes are proposed, the government will consult affected providers, and Parliament will be given the opportunity to scrutinise any revised version.

Updates to this page

Published 3 June 2026
Last updated 14 July 2026 Show all updates
  1. Updated with version 1.1 of the Code of Practice.

  2. First published.

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